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If x prop y, y prop z and z prop x, find...

If `x prop y, y prop z` and `z prop x`, find the product of three variation constant.

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UNITED BOOK HOUSE-QUESTION PAPER 2020-Exercise
  1. Answer any ten questions : If the ratio of a principal and the amount...

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  2. In a business A and B get ₹ 1,050 as profit. If the principal and prof...

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  3. If x prop y, y prop z and z prop x, find the product of three variatio...

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  4. If the roots of the quadratic equation 5x^2 - 2x - 3 = 0 be alpha and ...

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  5. The point O is situated within the rectangular region ABCD in such a w...

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  6. In a right angled triangle ABC, angleABC = 90^@, AB = 3 cm, BC = 4 cm ...

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  7. The lengths of radii of two circles are 8 cm and 3 cm and the distance...

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  8. What is the circular measure of an angle formed by the rotation of hou...

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  9. If tan40×tan6θ=1 and 6θ is a positive acute angle. find the value of θ...

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  10. The height of a right circular cone is 12 cm and its volume is 100Pi c...

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  11. Curved surface areas of two spheres are in a ratio 1 : 4. Find the rat...

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  12. If ui = (xi - 35)/(10), sumfiui =30 and sumfi = 60, then determine the...

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  13. Question: The price of a machine in a factory of your uncle depreciate...

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  14. Three friends invested ₹ 1,20,000, ₹ 1.50,000 and ₹ 1,10,000 respectiv...

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  15. Answer any one question : Solve 1/x -3 - 1/x + 5 = 1/6.

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  16. The product of two consecutive positive odd numbers is 143 Construct t...

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  17. Answer any one question : x = 2 + sqrt3 and x + y = 4, then find the s...

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  18. If a prop b and b prop c, then prove that a^3 + b^3 + c^3 prop 3abc.

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  19. Answer any one question : If x : a = y : b = z : c, then show that (x^...

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  20. If ay - bx/c = cx - az/b = bz - cy/a, then prove that x/a = y/b = z/c.

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